Home / 19,503.90-29,229.34-8,249.88

Finding the Fourth Proportional to 19,503.90, 29,229.34 and 8,249.88

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Solution

The fourth proportional to 19,503.90, 29,229.34 and 8,249.88 is: 12,363.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,503.90 : 29,229.34 = 8,249.88 : x
  2. Step 2: Convert to fraction form
    19,503.90/29,229.34 = 8,249.88/x
  3. Step 3: Cross multiply
    19,503.90x = 29,229.34 × 8,249.88
  4. Step 4: Simplify right side
    19,503.90x = 241,138,599.93
  5. Step 5: Solve for x
    x = 241,138,599.93/19,503.90
  6. Step 6: Final answer
    x = 12,363.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.